static void Main(string[] args)
{
    // 创建Host之前调用Service.UseServiceSelf(args)
    if (Service.UseServiceSelf(args))
    {
        var builder = WebApplication.CreateBuilder(args);

        // 为Host配置UseServiceSelf()
        builder.Host.UseServiceSelf();

        var app = builder.Build();
        app.MapGet("/", context => context.Response.WriteAsync("ServiceSelf"));
        app.Run();
    }
}

static void Main(string[] args)
{
    var serviceName = "app";
    var serviceOptions = new ServiceOptions
    {
        Arguments = new[] { new Argument("key", "value") },
        Description = "这是演示示例应用",
    };
    serviceOptions.Linux.Service.Restart = "always";
    serviceOptions.Linux.Service.RestartSec = "10";
    serviceOptions.Windows.DisplayName = "演示示例";
    serviceOptions.Windows.FailureActionType = WindowsServiceActionType.Restart;

    if (Service.UseServiceSelf(args, serviceName, serviceOptions))
    {
        var host = Host.CreateDefaultBuilder(args)
            // 为Host配置UseServiceSelf()
            .UseServiceSelf()
            .ConfigureServices(service =>
            {
                service.AddHostedService<AppHostedService>();
            })
            .Build();

        host.Run();
    }
}